EP0440187A3 - Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals - Google Patents

Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals Download PDF

Info

Publication number: EP0440187A3
Authority: EP; European Patent Office
Prior art keywords: phase; arrangement; input signal; binary input; converting binary
Prior art date: 1990-01-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19910101199

Other versions

EP0440187A2 (en

EP0440187B1 (en

Inventor

Masaki C/O Nec Corporation Ichihara

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

NEC Corp

Original Assignee

NEC Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1990-01-31

Filing date

1991-01-30

Publication date

1992-04-29

1991-01-30 Application filed by NEC Corp filed Critical NEC Corp

1991-08-07 Publication of EP0440187A2 publication Critical patent/EP0440187A2/en

1992-04-29 Publication of EP0440187A3 publication Critical patent/EP0440187A3/en

1997-04-02 Application granted granted Critical

1997-04-02 Publication of EP0440187B1 publication Critical patent/EP0440187B1/en

2011-01-30 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/03—Digital function generators working, at least partly, by table look-up
- G06F1/035—Reduction of table size
- G06F1/0353—Reduction of table size by using symmetrical properties of the function, e.g. using most significant bits for quadrant control
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/03—Digital function generators working, at least partly, by table look-up
- G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
- G06F1/0342—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers for generating simultaneously two or more related waveforms, e.g. with different phase angles only

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Theoretical Computer Science (AREA)
General Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
Power Engineering (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Synchronisation In Digital Transmission Systems (AREA)

EP91101199A 1990-01-31 1991-01-30 Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals Expired - Lifetime EP0440187B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP20659/90		1990-01-31
JP2020659A JP2853230B2 (en)	1990-01-31	1990-01-31	Digital filter device

Publications (3)

Publication Number	Publication Date
EP0440187A2 EP0440187A2 (en)	1991-08-07
EP0440187A3 true EP0440187A3 (en)	1992-04-29
EP0440187B1 EP0440187B1 (en)	1997-04-02

Family

ID=12033342

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP91101199A Expired - Lifetime EP0440187B1 (en)	1990-01-31	1991-01-30	Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals

Country Status (6)

Country	Link
US (1)	US5255288A (en)
EP (1)	EP0440187B1 (en)
JP (1)	JP2853230B2 (en)
AU (1)	AU642957B2 (en)
CA (1)	CA2035293C (en)
DE (1)	DE69125409T2 (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5327466A (en) *	1991-08-28	1994-07-05	Frank Marinaro	1X asynchronous data sampling clock
US5767750A (en) *	1992-03-30	1998-06-16	Kabushiki Kaisha Toshiba	Modulator
US5590155A (en) *	1992-10-30	1996-12-31	Kabushiki Kaisha Toshiba	Equipment for generating a transmit signal from first and second digital signals
KR0163965B1 (en) *	1992-10-30	1999-03-20	사또 후미오	Signal generator
IL111469A0 (en) *	1993-11-01	1994-12-29	Omnipoint Corp	Despreading/demodulating direct sequence spread spectrum signals
US5757847A (en)	1994-09-09	1998-05-26	Omnipoint Corporation	Method and apparatus for decoding a phase encoded signal
US5680414A (en)	1994-09-09	1997-10-21	Omnipoint Corporation	Synchronization apparatus and method for spread spectrum receiver
US5629956A (en)	1994-09-09	1997-05-13	Omnipoint Corporation	Method and apparatus for reception and noncoherent serial correlation of a continuous phase modulated signal
US5963586A (en)	1994-09-09	1999-10-05	Omnipoint Corporation	Method and apparatus for parallel noncoherent correlation of a spread spectrum signal
US5648982A (en)	1994-09-09	1997-07-15	Omnipoint Corporation	Spread spectrum transmitter
EP1333606A3 (en) *	1994-09-09	2004-05-19	XIRCOM Wireless, Inc.	Transmission of CPM spread spectrum communications
US5881100A (en)	1994-09-09	1999-03-09	Omnipoint Corporation	Method and apparatus for coherent correlation of a spread spectrum signal
US5610940A (en)	1994-09-09	1997-03-11	Omnipoint Corporation	Method and apparatus for noncoherent reception and correlation of a continous phase modulated signal
US5856998A (en)	1994-09-09	1999-01-05	Omnipoint Corporation	Method and apparatus for correlating a continuous phase modulated spread spectrum signal
US5754585A (en)	1994-09-09	1998-05-19	Omnipoint Corporation	Method and apparatus for serial noncoherent correlation of a spread spectrum signal
US5832028A (en)	1994-09-09	1998-11-03	Omnipoint Corporation	Method and apparatus for coherent serial correlation of a spread spectrum signal
US5754584A (en)	1994-09-09	1998-05-19	Omnipoint Corporation	Non-coherent spread-spectrum continuous-phase modulation communication system
US5953370A (en)	1994-09-09	1999-09-14	Omnipoint Corporation	Apparatus for receiving and correlating a spread spectrum signal
US5659574A (en)	1994-09-09	1997-08-19	Omnipoint Corporation	Multi-bit correlation of continuous phase modulated signals
US5627856A (en)	1994-09-09	1997-05-06	Omnipoint Corporation	Method and apparatus for receiving and despreading a continuous phase-modulated spread spectrum signal using self-synchronizing correlators
US5692007A (en)	1994-09-09	1997-11-25	Omnipoint Corporation	Method and apparatus for differential phase encoding and decoding in spread-spectrum communication systems with continuous-phase modulation
JP2907045B2 (en) *	1995-01-06	1999-06-21	ヤマハ株式会社	Sine wave generation circuit
US5633894A (en) *	1995-01-26	1997-05-27	The United States Of America As Represented By The Secretary Of The Navy	Circuit for modulating a sinusoidal waveform signal using digital pulse shaping
US5832022A (en) *	1995-06-02	1998-11-03	Omnipoint Corporation	Method and apparatus for controlling the modulation index of continuous phase modulated (CPM) signals
US5778027A (en) *	1995-11-24	1998-07-07	Telefonaktiebolaget Lm Ericsson	Method and apparatus for determining signal components using digital signal processing
US6282228B1 (en) *	1997-03-20	2001-08-28	Xircom, Inc.	Spread spectrum codes for use in communication
GB2368244A (en) *	2000-10-10	2002-04-24	Seiko Epson Corp	Signal processor with look-up table for modulating data
US7570705B2 (en) *	2005-02-16	2009-08-04	Samsung Electronics Co., Ltd.	GMSK modulation using a dual-port memory
US11175394B2 (en)	2019-03-27	2021-11-16	Raytheon Company	Binary to quad phase generator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0169612A1 (en) *	1984-07-23	1986-01-29	Koninklijke Philips Electronics N.V.	Arrangement for generating an angle-modulated carrier signal of a constant amplitude in response to data signals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4748641A (en) *	1985-07-03	1988-05-31	Cincinnati Electronics Corporation	Suppressed carrier modulation method
US4868428A (en) *	1987-02-20	1989-09-19	Cooper J Carl	Apparatus for shifting the frequency of complex signals

1990
- 1990-01-31 JP JP2020659A patent/JP2853230B2/en not_active Expired - Lifetime
1991
- 1991-01-30 DE DE69125409T patent/DE69125409T2/en not_active Expired - Fee Related
- 1991-01-30 EP EP91101199A patent/EP0440187B1/en not_active Expired - Lifetime
- 1991-01-30 CA CA002035293A patent/CA2035293C/en not_active Expired - Fee Related
- 1991-01-31 US US07/648,758 patent/US5255288A/en not_active Expired - Fee Related
- 1991-01-31 AU AU70155/91A patent/AU642957B2/en not_active Ceased

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0169612A1 (en) *	1984-07-23	1986-01-29	Koninklijke Philips Electronics N.V.	Arrangement for generating an angle-modulated carrier signal of a constant amplitude in response to data signals

Also Published As

Publication number	Publication date
AU642957B2 (en)	1993-11-04
EP0440187A2 (en)	1991-08-07
AU7015591A (en)	1991-08-01
US5255288A (en)	1993-10-19
JP2853230B2 (en)	1999-02-03
CA2035293C (en)	1996-07-16
EP0440187B1 (en)	1997-04-02
DE69125409D1 (en)	1997-05-07
DE69125409T2 (en)	1997-07-17
JPH03226108A (en)	1991-10-07
CA2035293A1 (en)	1991-08-01

Legal Events

Date	Code	Title	Description
1991-06-21	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1991-08-07	17P	Request for examination filed	Effective date: 19910220
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1992-03-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1992-04-29	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB IT NL SE
1994-04-27	17Q	First examination report despatched	Effective date: 19940309
1996-07-31	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-11-06	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1997-02-14	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1997-04-02	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT NL SE
1997-05-07	REF	Corresponds to:	Ref document number: 69125409 Country of ref document: DE Date of ref document: 19970507
1997-07-04	ET	Fr: translation filed
1998-01-07	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 19980107 Year of fee payment: 8
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Publication	Publication Date	Title
EP0440187A3 (en)	1992-04-29	Arrangement for converting binary input signal into corresponding in-phase and quadrature phase signals
EP0503588A3 (en)	1993-07-07	Quadrature amplitude modulator with distortion compensation
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